Got the same issue on Ubuntu Natty. Instead of only black bars mine are colorful. Sometimes it is impossible to read the text due to this problem. Included is one of the PDF files. All files produced by my teacher have these bars.
Information from the file: Producer: Mac OS X 10.6.4 Quartz PDFContext Creator: Microsoft PowerPoint Format: PDF-1.3 Paper Size: US Letter, Landscape (11.00 × 8.50 inch) ** Changed in: evince (Ubuntu) Status: Invalid => New ** Attachment added: "PDF file which is incorrectly displayed" https://bugs.edge.launchpad.net/ubuntu/+source/evince/+bug/556682/+attachment/1808094/+files/lecture2.pdf -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/556682 Title: pdf document not properly shown (black stripes in all pages) -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs